Acer Predator XB273U GX 27-inch 270Hz IPS vs Dell S2721DGF 27-inch 1440p 165Hz Gaming Monitor (2026)

✍️ By the 247Verdict Editorial Team📅 Updated 05 October 2026

Which is better? We compared both on score, owner ratings, pros and cons.

Acer Predator XB273U GX 27-inch 270Hz IPS

9.0/10 Excellent

4.5★ (3,200 owners)

27" 1440p 270Hz IPS, 1ms, AGILE-Splendor IPS, G-Sync, built-in USB hub. Acer's high-refresh flagship.

Full Review

Dell S2721DGF 27-inch 1440p 165Hz Gaming Monitor

9.1/10 Excellent

4.7★ (8,400 owners)

27" 1440p IPS 165Hz, 1ms, 98% DCI-P3, G-Sync + FreeSync, USB hub. The value 1440p all-rounder.

Full Review

At a Glance

	Acer Predator XB273U GX 27-inch 270Hz IPS	Dell S2721DGF 27-inch 1440p 165Hz Gaming Monitor
247Verdict Score	9.0/10	9.1/10
Owner Rating	4.5★ (3,200)	4.7★ (8,400)
Verdict	Excellent	Excellent
Refresh	270Hz	165Hz
Panel	AGILE-Splendor IPS	IPS
Colour	98% DCI-P3	98% DCI-P3
Sync	G-Sync	G-Sync + FreeSync

Quick Verdict

This is a genuine draw — both score within 0.15 points of each other. Acer Predator XB273U GX 27-inch 270Hz IPS: 27" 1440p 270Hz IPS, 1ms, AGILE-Splendor IPS, G-Sync, built-in USB hub. Acer's high-refresh flagship. Dell S2721DGF 27-inch 1440p 165Hz Gaming Monitor: 27" 1440p IPS 165Hz, 1ms, 98% DCI-P3, G-Sync + FreeSync, USB hub. The value 1440p all-rounder. Choose based on your specific needs. Check the current price on Amazon →

Pros & Cons Side by Side

Acer Predator XB273U GX 27-inch 270Hz IPS

270Hz at 1440p bridges the gap between 240Hz and 360Hz without OLED premium
AGILE-Splendor IPS delivers 98% DCI-P3 alongside high refresh rate
G-Sync certification with integrated module — full variable refresh support
Built-in 4-port USB hub reduces cable clutter on gaming desks
Acer's value positioning delivers 270Hz 1440p below ASUS ROG and Dell Alienware equivalents

270Hz is incremental over 240Hz — noticeable only at very high skill levels
G-Sync adds cost premium over FreeSync alternatives for same visual result
Acer brand less prestigious than ASUS ROG or Alienware in premium gaming gear community

Dell S2721DGF 27-inch 1440p 165Hz Gaming Monitor

98% DCI-P3 colour accuracy rivals monitors costing significantly more
165Hz IPS with 1ms response covers competitive and everyday gaming
Both G-Sync Compatible and FreeSync Premium Pro for any GPU
USB hub and fully ergonomic stand for a complete desk setup
Dell's reliability and warranty service backing 8,400 reviews at 4.7★

165Hz trails 240Hz alternatives for top-tier competitive play
IPS contrast lower than OLED for dark-scene atmosphere
HDR400 tier — not genuine HDR brightness

FAQ

Which is better, Acer Predator XB273U GX 27-inch or Dell S2721DGF 27-inch 1440p?

Is the Acer Predator XB273U GX 27-inch worth the extra cost?

The Dell S2721DGF 27-inch 1440p 165Hz Gaming Monitor matches or exceeds it at a potentially lower price point.

Who is the Acer Predator XB273U GX 27-inch best suited to?

27" 1440p 270Hz IPS, 1ms, AGILE-Splendor IPS, G-Sync, built-in USB hub. Acer's high-refresh flagship.

Who is the Dell S2721DGF 27-inch 1440p best suited to?

27" 1440p IPS 165Hz, 1ms, 98% DCI-P3, G-Sync + FreeSync, USB hub. The value 1440p all-rounder.

What are the main downsides of each?

Acer Predator XB273U GX 27-inch 270Hz IPS: 270Hz is incremental over 240Hz — noticeable only at very high skill levels; G-Sync adds cost premium over FreeSync alternatives for same visual result. Dell S2721DGF 27-inch 1440p 165Hz Gaming Monitor: 165Hz trails 240Hz alternatives for top-tier competitive play; IPS contrast lower than OLED for dark-scene atmosphere.

Do owner ratings agree with our verdict?

Largely, yes — Acer Predator XB273U GX 27-inch 270Hz IPS sits at 4.5★ from 3,200 verified Amazon owners, and Dell S2721DGF 27-inch 1440p 165Hz Gaming Monitor at 4.7★ from 8,400.

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